quality

Choice wins deals and moves quality and data terms onto the customer's chosen provider. Offer a curated set per feature with one tested default, allow your customers' own models only where your evaluation gate passes, and show each provider's terms.

A quality problem with a technical cause and a product solution. The strong answer explains why long contexts degrade and designs conversation management rather than hoping a bigger window fixes it.

The most expensive AI failures are the confident wrong answers that users accept. This question tests whether you can find their footprints in behaviour data.

English-only evaluation hides regressions that land on most of the world's users. The interviewer wants a plan that covers languages by importance, uses native evaluation, and gates release on per-language results.

Budget for the whole labeling job, distinguish disagreement from poor work and test whether the resulting data improves the model.

Routing as a platform feature saves customers money and moves quality decisions onto you. Make it opt-in, show which model answered, bound the quality loss and never change the model set under production traffic.

A PM does not review code line by line. The scored answer shows what a PM checks in an agent's pull request, what engineering checks, and when a 40-file change should be sent back.